Name of cH3-CO-O-CH2-CH2-CH2-CH3

in theory, limestone is composed principally of the compound calcium carbonate - caco3, but in reality this compound is deposited in conditions involving a number of other compounds as impurities so it ends up being a mixture of many compounds.

hope this : -)

tony (lordcaos066)

clouds form

solid ice forms on leaves.

water droplets form on grass.